WinRAR program can create and view archives in RAR or ZIP file formats, and unpack numerous archive file formats. Eugene Roshal is a Russian software engineer. WinRAR is a file archiver utility for Windows operating systems, developed by Eugene Roshal of win.rar GmbH. What Are the Additional Details of the WinRAR Program? What Are the Contents of the WinRAR Program Files? How to Install and Crack the WinRAR Program? 1.1 What Are the Features of the WinRAR Program?.